package com.hmall.api.client;
import com.hmall.api.client.fallback.ItemClientFallback;
import com.hmall.api.config.DefaultFeignConfig;
import com.hmall.api.dto.ItemDTO;
import com.hmall.api.dto.OrderDetailDTO;
import io.swagger.annotations.ApiOperation;
import org.springframework.cloud.openfeign.FeignClient;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PutMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestParam;

import java.util.List;

/**
 *  商品微服务的 远程调用的 feign接口
 */

@FeignClient(value = "item-service",
        configuration = DefaultFeignConfig.class, // 仅对当前的 FeignClient 日志配置生效
        fallbackFactory = ItemClientFallback.class

)
public interface ItemClient {


    /**
     *  定义查询的方法
     */
    @GetMapping("/items")
    public List<ItemDTO> queryItemByIds(@RequestParam("ids") List<Long> ids);


    @ApiOperation("批量扣减库存")
    @PutMapping("/items/stock/deduct")
    public void deductStock(@RequestBody List<OrderDetailDTO> items);


}
